Alert archive / Texas / Severe Thunderstorm Warnings in 2008
Severe Thunderstorm Warning 99, NWS Fort Worth, TX
NWS Fort Worth, TX issued this severe thunderstorm warning at Apr 3, 2008, 7:23 PM CDT for Lamar County, Texas. It was in force for 52 min. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Apr 3, 2008, 7:23 PM CDT (00:23 UTC)
- Expired
- Apr 3, 2008, 8:15 PM CDT
- In force
- 52 min
- Issued by
- NWS Fort Worth, TX
- Area
- Storm-based polygon
County Lamar County, TX
The radar
The Dallas/Ft Worth radar (KFWS), 202 km from the middle of the area, began a volume at 00:26 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Apr 3, 5:54 PM CDT | Tornado Watch | SPC | 3 hr |
The nearest sounding before it
Fort Worth, TX (KFWD), launched 00:00Z, 0.4 hours before the alert went out and 185 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.
- Mixed-layer CAPE
- 1834 J/kg
- Mixed-layer CIN
- -6 J/kg
- Mixed-layer LCL
- 989 m above ground
- 0-6 km bulk shear
- 52 kt
- 0-1 km storm-relative helicity
- 142 m²/s²
- 0-3 km storm-relative helicity
- 170 m²/s²
- Significant tornado parameter
- 1.9
- Supercell composite
- 7.2
What forecasters said that day
The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Fort Worth, TX wrote its last area forecast discussion before this severe thunderstorm warning went out at Apr 3, 5:57 PM CDT, 1 hour 26 minutes earlier.
Area forecast discussion, Apr 3, 5:57 PM CDT, 1 hour 26 minutes before
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</html>Hazardous weather outlook, Apr 3, 3:30 PM CDT, 3 hours 53 minutes before
HAZARDOUS WEATHER OUTLOOK FOR NORTH TEXAS NATIONAL WEATHER SERVICE FORT WORTH TX 330 PM CDT THU APR 3 2008 TXZ091>095-100>107-115>123-129>135-141>148-156>162-174-175-041100- ANDERSON-BELL-BOSQUE-COLLIN-COMANCHE-COOKE-CORYELL-DALLAS-DELTA- DENTON-EASTLAND-ELLIS-ERATH-FALLS-FANNIN-FREESTONE-GRAYSON-HAMILTON- HENDERSON-HILL-HOOD-HOPKINS-HUNT-JACK-JOHNSON-KAUFMAN-LAMAR-LAMPASAS- LEON-LIMESTONE-MCLENNAN-MILAM-MILLS-MONTAGUE-NAVARRO-PALO PINTO- PARKER-RAINS-ROBERTSON-ROCKWALL-SOMERVELL-STEPHENS-TARRANT-VAN ZANDT- WISE-YOUNG- 330 PM CDT THU APR 3 2008 THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTH TEXAS. .DAY ONE... THERE IS A MODERATE RISK OF SEVERE THUNDERSTORMS ALONG AND NORTH OF THE INTERSTATE 20 CORRIDOR...WITH A SLIGHT RISK ACROSS THE REMAINDER OF NORTH AND CENTRAL TEXAS. THROUGH THE EARLY EVENING HOURS...THE SEVERE THUNDERSTORMS ARE EXPECTED TO REMAIN ACROSS NORTHWESTERN AND NORTHERN PORTIONS OF NORTH TEXAS. THE MAIN SEVERE WEATHER THREAT WITH THESE STORMS WILL BE VERY LARGE AND DESTRUCTIVE HAIL. THESE STORMS WILL ALSO HAVE THE POTENTIAL TO PRODUCE DAMAGING WINDS AND ISOLATED TORNADOES. LATER THIS EVENING AND INTO THE OVERNIGHT HOURS...THUNDERSTORMS WILL INCREASE IN COVERAGE AND AFFECT ALL OF NORTH TEXAS. A LINE OF STRONG TO SEVERE THUNDERSTORMS WILL DEVELOP ALONG A SOUTHWARD MOVING COLD FRONT. THESE STORMS WILL PRODUCE HEAVY RAIN...DAMAGING WINDS...LARGE HAIL...AND PERHAPS AN ISOLATED TORNADO. .DAYS TWO THROUGH SEVEN... THE COLD FRONT WILL MOVE THROUGH THE SOUTHEASTERN PART OF NORTH TEXAS BEFORE MIDDAY FRIDAY. SOME LINGERING SEVERE STORMS ARE POSSIBLE FRIDAY MORNING SOUTHEAST OF A CANTON TO TEMPLE LINE. OTHERWISE THUNDERSTORMS WILL END FROM WEST TO EAST ACROSS NORTH TEXAS DURING THE DAY. A CHANCE OF THUNDERSTORMS WILL RETURN TO NORTH TEXAS MONDAY AND AGAIN WEDNESDAY. ISOLATED SEVERE THUNDERSTORMS WILL BE POSSIBLE. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION WILL BE REQUESTED THIS EVENING AND OVERNIGHT. 92
In the hours before
Local storm report, Apr 3, 5:19 PM CDT, 2 hours 4 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE FORT WORTH TX
519 PM CDT THU APR 03 2008
..TIME.. ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE.. ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0450 PM HAIL 7 WSW NOCONA 33.74N 97.84W
04/03/2008 E2.00 INCH MONTAGUE TX NWS EMPLOYEESpecial weather statement, Apr 3, 5:34 PM CDT, 1 hour 49 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE FORT WORTH TX 534 PM CDT THU APR 3 2008 TXZ101-032300- JACK TX- 534 PM CDT THU APR 3 2008 ...SIGNIFICANT WEATHER ADVISORY FOR... NORTHWESTERN JACK COUNTY AT 534 PM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A STRONG THUNDERSTORM 7 MILES SOUTH OF OLNEY...MOVING EAST AT 45 MPH. THIS STORM HAS A HISTORY OF PRODUCING BASEBALL SIZE HAIL IN YOUNG COUNTY. IF THE STORM CONTINUES ON ITS PATH...A SEVERE THUNDERSTORM WARNING MAY BE NEEDED FOR JACK COUNTY. A TORNADO WATCH REMAINS IN EFFECT UNTIL 900 PM CDT THURSDAY EVENING FOR NORTH CENTRAL TEXAS. LAT...LON 3347 9842 3347 9821 3317 9819 3316 9841 TIME...MOT...LOC 2234Z 265DEG 39KT 3327 9872 13
Local storm report, Apr 3, 5:36 PM CDT, 1 hour 47 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE FORT WORTH TX
536 PM CDT THU APR 03 2008
..TIME.. ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE.. ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0534 PM HAIL 6 S OLNEY 33.28N 98.76W
04/03/2008 E2.75 INCH YOUNG TX EMERGENCY MNGR
BASEBALL TO GOLF BALL SOUTH OF OLNEYSpecial weather statement, Apr 3, 5:50 PM CDT, 1 hour 33 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE FORT WORTH TX
550 PM CDT THU APR 3 2008
TXZ093-032315-
GRAYSON TX-
550 PM CDT THU APR 3 2008
...SIGNIFICANT WEATHER ADVISORY FOR...
NORTHERN GRAYSON COUNTY
AT 550 PM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A
STRONG THUNDERSTORM 8 MILES NORTH OF WHITESBORO...MOVING NORTHEAST AT
48 MPH.
CITIES IN THE PATH OF THIS STORM INCLUDE DENISON...POTTSBORO...
HENDRIX AND EISENHOWER STATE PARK.
FREQUENT CLOUD TO GROUND LIGHTNING...VERY HEAVY RAINFALL...PEA-SIZED
HAIL...AND WIND GUSTS TO 40 MPH CAN BE EXPECTED FROM THIS STORM.
LAT...LON 3387 9682 3383 9670 3391 9666 3389 9658
3385 9662 3381 9650 3378 9649 3378 9642
3374 9636 3366 9693 3384 9693
TIME...MOT...LOC 2250Z 247DEG 42KT 3378 9682
13Special weather statement, Apr 3, 6:39 PM CDT, 44 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE FORT WORTH TX
639 PM CDT THU APR 3 2008
TXZ103-118-040015-
DENTON TX-TARRANT TX-
639 PM CDT THU APR 3 2008
...SIGNIFICANT WEATHER ADVISORY FOR...
DENTON COUNTY
NORTHERN TARRANT COUNTY
AT 639 PM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A
CLUSTER OF THUNDERSTORMS WITH HEAVY RAINFALL OVER DENTON AND
NORTHERN TARRANT COUNTIES...MOVING NORTHEAST AT 50 MPH.
FREQUENT CLOUD TO GROUND LIGHTNING...HEAVY RAINFALL...AND WIND GUSTS
TO 40 MPH CAN BE EXPECTED FROM THESE STORMS.
A TORNADO WATCH REMAINS IN EFFECT UNTIL 900 PM CDT THURSDAY EVENING
FOR NORTH CENTRAL TEXAS. A TORNADO WATCH ALSO REMAINS IN EFFECT UNTIL
MIDNIGHT CDT FRIDAY MORNING FOR NORTHEASTERN TEXAS.
LAT...LON 3300 9750 3301 9738 3333 9739 3342 9735
3342 9683 3299 9701 3298 9703 3294 9703
3285 9706 3290 9753
TIME...MOT...LOC 2339Z 238DEG 45KT 3301 9713
13Special weather statement, Apr 3, 6:56 PM CDT, 27 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE FORT WORTH TX
656 PM CDT THU APR 3 2008
TXZ094-040030-
FANNIN TX-
656 PM CDT THU APR 3 2008
...SIGNIFICANT WEATHER ADVISORY FOR...
NORTHERN FANNIN COUNTY
AT 656 PM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A
STRONG THUNDERSTORM 14 MILES SOUTHEAST OF DURANT...MOVING NORTHEAST
AT 38 MPH.
FREQUENT CLOUD TO GROUND LIGHTNING...VERY HEAVY RAINFALL...PEA-SIZED
HAIL...AND WIND GUSTS TO 50 MPH CAN BE EXPECTED IN NORTHERN FANNIN
COUNTY FROM THIS STORM.
A TORNADO WATCH REMAINS IN EFFECT UNTIL MIDNIGHT CDT FRIDAY MORNING
FOR NORTHEASTERN TEXAS.
LAT...LON 3370 9632 3377 9628 3375 9620 3377 9617
3383 9617 3385 9602 3389 9593 3385 9585
3379 9586 3360 9637 3372 9637
TIME...MOT...LOC 2356Z 246DEG 33KT 3384 9622
13The office that day
Everything else NWS Fort Worth, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 3, 7:00 PM CDT | Severe Thunderstorm Warning | FWD | Fannin | 45 min |
| Apr 3, 7:36 PM CDT | Severe Thunderstorm Warning | FWD | Fannin, Grayson | 54 min |
| Apr 3, 8:27 PM CDT | Severe Thunderstorm Warning | FWD | Fannin, Lamar | 63 min |
| Apr 3, 9:27 PM CDT | Severe Thunderstorm Warning | FWD | Lamar | 45 min |
| Apr 3, 11:12 PM CDT | Special Weather Statement | FWD | Montague | 33 min |
| Apr 3, 11:20 PM CDT | Special Weather Statement | FWD | Young | 25 min |
| Apr 3, 11:24 PM CDT | Severe Thunderstorm Warning | FWD | Cooke, Montague | 22 min |
| Apr 3, 11:27 PM CDT | Severe Thunderstorm Warning | FWD | Young | 63 min |
| Apr 3, 11:28 PM CDT | Special Weather Statement | FWD | Grayson | 32 min |
| Apr 3, 11:31 PM CDT | Special Weather Statement | FWD | Fannin | 29 min |
| Apr 3, 11:51 PM CDT | Severe Thunderstorm Warning | FWD | Cooke | 24 min |
| Apr 3, 11:54 PM CDT | Severe Thunderstorm Warning | FWD | Jack | 66 min |
| Apr 4, 12:29 AM CDT | Special Weather Statement | FWD | Young | 31 min |
| Apr 4, 12:40 AM CDT | Severe Thunderstorm Warning | FWD | Wise | 49 min |
| Apr 4, 12:49 AM CDT | Special Weather Statement | FWD | Montague | 26 min |
| Apr 4, 12:58 AM CDT | Special Weather Statement | FWD | Young | 32 min |
| Apr 4, 1:07 AM CDT | Severe Thunderstorm Warning | FWD | Denton | 53 min |
| Apr 4, 1:14 AM CDT | Special Weather Statement | FWD | Cooke | 31 min |
| Apr 4, 1:38 AM CDT | Special Weather Statement | FWD | Jack | 37 min |
| Apr 4, 1:41 AM CDT | Severe Thunderstorm Warning | FWD | Collin | 64 min |
| Apr 4, 1:50 AM CDT | Special Weather Statement | FWD | Grayson | 25 min |
| Apr 4, 2:03 AM CDT | Special Weather Statement | FWD | Fannin | 27 min |
| Apr 4, 2:04 AM CDT | Special Weather Statement | FWD | Palo Pinto | 26 min |
| Apr 4, 2:10 AM CDT | Special Weather Statement | FWD | Wise | 35 min |
| Apr 4, 2:19 AM CDT | Special Weather Statement | FWD | Dallas | 26 min |
| Apr 4, 2:24 AM CDT | Severe Thunderstorm Warning | FWD | Hunt | 35 min |
| Apr 4, 2:31 AM CDT | Special Weather Statement | FWD | Delta, Fannin, Lamar | 29 min |
| Apr 4, 2:50 AM CDT | Special Weather Statement | FWD | Hopkins | 25 min |
| Apr 4, 2:52 AM CDT | Special Weather Statement | FWD | Denton | 23 min |
| Apr 4, 2:58 AM CDT | Special Weather Statement | FWD | Delta, Lamar | 32 min |
| Apr 4, 3:02 AM CDT | Severe Thunderstorm Warning | FWD | Denton, Tarrant | 37 min |
| Apr 4, 3:14 AM CDT | Special Weather Statement | FWD | Hopkins | 31 min |
| Apr 4, 3:27 AM CDT | Special Weather Statement | FWD | Collin | 33 min |
| Apr 4, 3:38 AM CDT | Severe Thunderstorm Warning | FWD | Collin | 31 min |
| Apr 4, 3:49 AM CDT | Special Weather Statement | FWD | Coryell | 26 min |
| Apr 4, 3:51 AM CDT | Special Weather Statement | FWD | Lampasas, Mills | 24 min |
| Apr 4, 3:55 AM CDT | Special Weather Statement | FWD | Van Zandt | 35 min |
| Apr 4, 4:01 AM CDT | Severe Thunderstorm Warning | FWD | Hunt | 31 min |
| Apr 4, 4:20 AM CDT | Special Weather Statement | FWD | Coryell, Hamilton, Mills | 25 min |
| Apr 4, 4:24 AM CDT | Severe Thunderstorm Warning | FWD | Delta, Hopkins | 38 min |
| Apr 4, 4:32 AM CDT | Severe Thunderstorm Warning | FWD | Coryell | 43 min |
| Apr 4, 4:43 AM CDT | Special Weather Statement | FWD | Hill | 32 min |
| Apr 4, 5:27 AM CDT | Severe Thunderstorm Warning | FWD | Ellis, Hill, Johnson | 39 min |
| Apr 4, 6:34 AM CDT | Severe Thunderstorm Warning | FWD | Milam | 56 min |
| Apr 4, 7:50 AM CDT | Special Weather Statement | FWD | Milam | 25 min |
| Apr 4, 8:21 AM CDT | Special Weather Statement | FWD | Robertson | 24 min |
| Apr 4, 8:30 AM CDT | Severe Thunderstorm Warning | FWD | Robertson | 26 min |
| Apr 4, 8:49 AM CDT | Severe Thunderstorm Warning | FWD | Milam | 25 min |
| Apr 4, 9:02 AM CDT | Severe Thunderstorm Warning | FWD | McLennan | 43 min |
| Apr 4, 9:07 AM CDT | Severe Thunderstorm Warning | FWD | Robertson | 24 min |
| Apr 4, 9:10 AM CDT | Special Weather Statement | FWD | Bell | 35 min |
| Apr 4, 9:18 AM CDT | Severe Thunderstorm Warning | FWD | Bell, Falls | 30 min |
| Apr 4, 9:29 AM CDT | Special Weather Statement | FWD | Limestone | 31 min |
| Apr 4, 9:40 AM CDT | Special Weather Statement | FWD | Leon | 35 min |
| Apr 4, 1:30 PM CDT | River Flood Warning | FWD | Delta, Hopkins | 7 hr |
| Apr 4, 4:21 PM CDT | River Flood Warning | FWD | Hunt | 13 hr |
Nearby
Severe Thunderstorm Warnings in Texas, 2008Every severe thunderstorm warning in 2008
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.